Mixtures and Chemical Changes

Front

What happens to some materials when they are placed in water?

Back

Some materials dissolve in water, while others do not.

Front

What is an example of a chemical change?

Back

Wood burning is an example of a different substance being formed.

Front

Which of the following is NOT a mixture? Iron filings in sand, Crushed rock and glass, A pile of marbles, Peanuts and raisins together?

Back

A pile of marbles is not a mixture.

Front

In a solution, what is the liquid component called?

Back

The liquid component is called a solvent.

Front

How can we identify a salad as a mixture?

Back

A salad is made of different types of food.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.

Front

What is a solution?

Back

A solution is a type of mixture where one substance is dissolved in another.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a physical combination of substances, while a compound is a chemical combination of substances.

Front

Can mixtures be separated?

Back

Yes, mixtures can be separated by physical means.

Front

What is an example of a physical change?

Back

Melting ice is an example of a physical change.